Write <em>z</em> in exponential form:

Then taking the logarithm, we get

so a is the correct answer.
Answer:
It is the last one or E
Step-by-step explanation:
over 5 down 4 to get the midpoint
then another over 5 down 4 for the endpoint
Answer:
549
Step-by-step explanation:
The next larger whole number, 550, will round up to 600.
The largest whole number that rounds to 500 is 549 when rounding to hundreds.
To solve quadratics, the most correct and effective way, in my opinion, is the quadratic formula:

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Plugging it in, we get:
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So the final answer is:

and
The similarity statement would be that all three of them have the same sides